Home / 2,318,883.20-3,478,929.60-898,985.60

Finding the Fourth Proportional to 2,318,883.20, 3,478,929.60 and 898,985.60

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Solution

The fourth proportional to 2,318,883.20, 3,478,929.60 and 898,985.60 is: 1,348,712.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,883.20 : 3,478,929.60 = 898,985.60 : x
  2. Step 2: Convert to fraction form
    2,318,883.20/3,478,929.60 = 898,985.60/x
  3. Step 3: Cross multiply
    2,318,883.20x = 3,478,929.60 × 898,985.60
  4. Step 4: Simplify right side
    2,318,883.20x = 3,127,507,613,813.76
  5. Step 5: Solve for x
    x = 3,127,507,613,813.76/2,318,883.20
  6. Step 6: Final answer
    x = 1,348,712.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.